add list of emotions and exception

EmotionException.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+
+namespace EmotionML
+{
+    [Serializable()]
+    public class EmotionException : System.Exception
+    {
+        public EmotionException() : base() { }
+        public EmotionException(string message) : base(message) { }
+        public EmotionException(string message, System.Exception inner) : base(message, inner) { }
+
+        protected EmotionException(System.Runtime.Serialization.StreamingContext context) { }
+    }
+}

EmotionList.cs

@@ -0,0 +1,76 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Xml;
+
+namespace EmotionML
+{
+    class EmotionList : List<Emotion>
+    {
+        /// <summary>
+        /// emotions categories in current emotion annotation
+        /// </summary>
+        public EmotionSet<EmotionCategory> category = null;
+        /// <summary>
+        /// emotions dimensions in current emotion annotation
+        /// </summary>
+        public EmotionSet<EmotionDimension> dimension = null;
+        /// <summary>
+        /// emotions appraisals in current emotion annotation
+        /// </summary>
+        public EmotionSet<EmotionAppraisal> appraisal = null;
+        /// <summary>
+        /// emotions action tendencies in current emotion annotation
+        /// </summary>
+        EmotionSet<EmotionActionTendency> actionTendency = null;
+
+        /// <summary>
+        /// creates a DOM-list of emotions in list
+        /// </summary>
+        /// <returns>DOM of emotionml notation</returns>
+        public XmlDocument ToDom()
+        {
+            //init root node with attributes
+            XmlDocument emotionmlXml = new XmlDocument();
+            XmlElement emotionml = emotionmlXml.CreateElement("emotionml");
+
+            if (this.category != null)
+            {
+                emotionml.SetAttribute("category-set", this.category.getEmotionsetUri().AbsoluteUri);
+            }
+            if (this.dimension != null)
+            {
+                emotionml.SetAttribute("dimension-set", this.dimension.getEmotionsetUri().AbsoluteUri);
+            }
+            if (this.appraisal != null)
+            {
+                emotionml.SetAttribute("appraisal-set", this.appraisal.getEmotionsetUri().AbsoluteUri);
+            }
+            if (this.actionTendency != null)
+            {
+                emotionml.SetAttribute("action-tendency-set", this.actionTendency.getEmotionsetUri().AbsoluteUri);
+            }
+
+            //add emotions to list
+            for (int i = 0; i < this.Count; i++)
+            {
+                XmlDocument emotion = this.ElementAt(i).ToDom();
+                emotionml.AppendChild(emotion);
+            }
+
+            emotionmlXml.AppendChild(emotionml);
+
+            return emotionmlXml;
+        }
+
+        /// <summary>
+        /// creates EmotionML-XML for emotion list
+        /// </summary>
+        /// <returns>XML of emotions</returns>
+        public string ToXml()
+        {
+            return this.ToDom().ToString();
+        }
+    }
+}

EmotionML.csproj

@@ -44,9 +44,10 @@
     <Compile Include="EmotionActionTendency.cs" />
     <Compile Include="EmotionAppraisal.cs" />
     <Compile Include="EmotionCategory.cs" />
-    <Compile Include="EmotionCategorySet.cs" />
     <Compile Include="EmotionDimension.cs" />
+    <Compile Include="EmotionException.cs" />
     <Compile Include="EmotionInfo.cs" />
+    <Compile Include="EmotionList.cs" />
     <Compile Include="EmotionML.cs" />
     <Compile Include="EmotionmlDocument.cs" />
     <Compile Include="EmotionPart.cs" />